Note 1 - Summary of Significant Accounting Policies (Details Textual) - USD ($)		3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 08, 2024	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023	Jan. 01, 2023
Common Stock, Par or Stated Value Per Share (in dollars per share)		$ 0.01		$ 0.01		$ 0.01
Retained Earnings (Accumulated Deficit)		$ 49,351,697		$ 49,351,697		$ 47,844,368
Tangible Asset Impairment Charges				$ 0		$ 0
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent				21.00%	21.00%
Finite-Lived Intangible Assets, Gross		$ 1,000,000		$ 1,000,000
Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member]
Retained Earnings (Accumulated Deficit)							$ 113,760
Mutual Capital Holdings [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.01
Business Acquisition, Share Price (in dollars per share)	$ 23.5
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable	$ 73,800,000
Premiums [Member] | Geographic Concentration Risk [Member] | ILLINOIS
Concentration Risk, Percentage		20.90%	24.20%	21.30%	23.60%